 (native!)
 
 ;; cell size
-(def cell-size 9)
+(def cell-size 6)
 
 ;; actual board size is 90 x 90
 (def board-size 90)

  (+ 1
     (+ cell-size
        (* (- cell-size 1)
           (- board-size cell-size)
           )
        )
     ;;(+ 3 (* 2 (- board-size 1)))
     ))

(println (str "size: " size))


(defn make-ui
  []
  (config!
   (frame :title "Brian's Brain"
          :on-close :exit
          :resizable? false
          :content (border-panel
                    :center (canvas :id :canvas
                                    ;; :size [270 :by 270]
                                    :size [ size :by size ]
                                    :background :black
                                    ;; :border (line-border :thickness 2 :color :white)
                                    :paint draw-grid
                                    )
                    :border 5)
          )))


(defn -main [& args]
